AirHint found the following cheapest return flights from London (LCY) to Perth (PER) in January 2026 (see full year).

Return flights

06 Jan - 18 Jan	KLM
07 Jan - 20 Jan	KLM
06 Jan - 20 Jan	KLM
16 Jan - 31 Jan	KLM
07 Jan - 14 Jan	KLM
15 Jan - 19 Jan	British Airways
06 Jan - 27 Jan	British Airways
15 Jan - 29 Jan	British Airways
07 Jan - 28 Jan	British Airways
22 Jan - 29 Jan	British Airways
22 Jan - 09 Feb	British Airways
27 Jan - 17 Feb	British Airways
16 Jan - 01 Feb	British Airways
22 Jan - 12 Feb	British Airways
06 Jan - 15 Feb	KLM
06 Jan - 17 Feb	KLM
29 Jan - 19 Feb	British Airways
29 Jan - 25 Feb	SWISS
12 Jan - 01 Feb	KLM
12 Jan - 23 Feb	KLM

Also check the deals for one-way flights from London to Perth in January.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Perth in January from 1316€

Return flights